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You need to ensure that the method extracts a list of URLs that match the following pattern: @http://(www\.)?(

You write the following method (line numbers are included for reference only):

You need to ensure that the method extracts a list of URLs that match the following pattern:
@http://(www\.)?([^\.]+)\.com;
Which code should you insert at line 07?

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A.
Option A

B.
Option B

C.
Option C

D.
Option D

Explanation:
The MatchCollection.GetEnumerator method returns an enumerator that iterates through a
collection.
Note:
The MatchCollection Class represents the set of successful matches found by iteratively applying a
regular expression pattern to the input string.

MatchCollection.GetEnumerator Method
https://msdn.microsoft.com/enus/library/system.text.regularexpressions.matchcollection.getenumerator(v=vs.110).aspx

7 Comments on “You need to ensure that the method extracts a list of URLs that match the following pattern: @http://(www\.)?(”

  3. Lonewolf says:

    using System;
    using System.Collections;
    using System.Collections.Generic;
    using System.ComponentModel.DataAnnotations;
    using System.Text.RegularExpressions;
    using System.Linq;

    public class Program
    {
    public static List Test(string url)
    {
    const string pattern = @”http://(www\.)?([^\.]+)\.com”;
    List result = new List();

    MatchCollection myMatches = Regex.Matches(url,pattern);

    //foreach(Match curr in myMatches)
    // result.Add(curr.Value);

    result = (from Match m in myMatches
    select m.Value).ToList();

    //result = (List)myMatches.GetEnumerator();

    return result;
    }
    public static void Main()
    {
    string url = “http://www.a.com”;
    List result = Test(url);
    Console.WriteLine(result[0]);

    }
    }




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